[INFO] fetching crate shelf 0.2.2...
[INFO] testing shelf-0.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate shelf 0.2.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate shelf 0.2.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shelf 0.2.2
[INFO] finished tweaking crates.io crate shelf 0.2.2
[INFO] tweaked toml for crates.io crate shelf 0.2.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f49daa9946ab3a2289740a57a48845efde02be8a530542b3e9a163d0b18c1470
[INFO] running `Command { std: "docker" "start" "-a" "f49daa9946ab3a2289740a57a48845efde02be8a530542b3e9a163d0b18c1470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f49daa9946ab3a2289740a57a48845efde02be8a530542b3e9a163d0b18c1470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f49daa9946ab3a2289740a57a48845efde02be8a530542b3e9a163d0b18c1470", kill_on_drop: false }`
[INFO] [stdout] f49daa9946ab3a2289740a57a48845efde02be8a530542b3e9a163d0b18c1470
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47952036b59cd90a80dce995554242c55b84620bdeb52a77dd79c49901e7e8bc
[INFO] running `Command { std: "docker" "start" "-a" "47952036b59cd90a80dce995554242c55b84620bdeb52a77dd79c49901e7e8bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling shelf v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "47952036b59cd90a80dce995554242c55b84620bdeb52a77dd79c49901e7e8bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47952036b59cd90a80dce995554242c55b84620bdeb52a77dd79c49901e7e8bc", kill_on_drop: false }`
[INFO] [stdout] 47952036b59cd90a80dce995554242c55b84620bdeb52a77dd79c49901e7e8bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fe2fd91087b1a225a5e34b8bcb41202918b4811002ddf0e7eb1b1f45a8a5c48
[INFO] running `Command { std: "docker" "start" "-a" "1fe2fd91087b1a225a5e34b8bcb41202918b4811002ddf0e7eb1b1f45a8a5c48", kill_on_drop: false }`
[INFO] [stderr]    Compiling shelf v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "1fe2fd91087b1a225a5e34b8bcb41202918b4811002ddf0e7eb1b1f45a8a5c48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe2fd91087b1a225a5e34b8bcb41202918b4811002ddf0e7eb1b1f45a8a5c48", kill_on_drop: false }`
[INFO] [stdout] 1fe2fd91087b1a225a5e34b8bcb41202918b4811002ddf0e7eb1b1f45a8a5c48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 46766632f57c90f2b7893701993d261ed9b115ab4252bdf9fcc5d33c84feb685
[INFO] running `Command { std: "docker" "start" "-a" "46766632f57c90f2b7893701993d261ed9b115ab4252bdf9fcc5d33c84feb685", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shelf-19e8197565b1275c)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests shelf
[INFO] [stdout] test test::basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "46766632f57c90f2b7893701993d261ed9b115ab4252bdf9fcc5d33c84feb685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46766632f57c90f2b7893701993d261ed9b115ab4252bdf9fcc5d33c84feb685", kill_on_drop: false }`
[INFO] [stdout] 46766632f57c90f2b7893701993d261ed9b115ab4252bdf9fcc5d33c84feb685